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Maps/GIS- 161 Sangamon County Coal Maps
- ISGS Coal Map Series. Includes mines, resources, and logs.
- 162 Sangamon County Orthophotography Data 1998-1999
- Illinois National Aerial Photography Program Digital Orthophotography quarter Quadrangle data for Sangamon County in the Universal Transverse Mercator (UTM) coordinate system with a NAD83 datum.
- 163 Schuyler County Coal Maps
- ISGS Coal Map Series. Includes mines, resources, and logs.
- 164 Schuyler County Orthophotography Data 1998-1999
- Illinois National Aerial Photography Program Digital Orthophotography quarter Quadrangle data for Schuyler County in the Universal Transverse Mercator (UTM) coordinate system with a NAD83 datum.
- 165 Scott County Coal Maps
- ISGS Coal Map Series. Includes mines, resources, and logs.
- 166 Scott County Orthophotography Data 1998-1999
- Illinois National Aerial Photography Program Digital Orthophotography quarter Quadrangle data for Scott County in the Universal Transverse Mercator (UTM) coordinate system with a NAD83 datum.
- 167 Sediment delivery to the main stem of the Illinois River
- Using sediment delivery classes, this map describes sediment delivery to the Illinois River from the major sub-watersheds.
- Download Options: LoRes preview | HiRes (630 K) | Metadata
- 168 Soil organic matter in the Illinois River Watershed
- Thematic map showing the percent organic matter for each of the major sub-watersheds.
- Download Options: LoRes preview | HiRes (4.69 MB) | Metadata
- 169 Tazewell County Coal Maps
- ISGS Coal Map Series. Includes mines, resources, and logs.
- 170 Tazewell County Orthophotography Data 1998-1999
- Illinois National Aerial Photography Program Digital Orthophotography quarter Quadrangle data for Tazewell County in the Universal Transverse Mercator (UTM) coordinate system with a NAD83 datum.
- 171 Total suspended solids in the Illinois River Watershed
- Thematic map showing the mean TSS concentrations for each of the major sub-watersheds.
- Download Options: LoRes preview | HiRes (626 K) | Metadata
- 172 Will County Coal Maps
- ISGS Coal Map Series. Includes mines, resources, and logs.
- 173 Will County Orthophotography Data 1998-1999
- Illinois National Aerial Photography Program Digital Orthophotography quarter Quadrangle data for Will County in the Universal Transverse Mercator (UTM) coordinate system with a NAD83 datum.
- 174 Woodford County Coal Maps
- ISGS Coal Map Series. Includes mines, resources, and logs.
- 175 Woodford County Orthophotography Data 1998-1999
- Illinois National Aerial Photography Program Digital Orthophotography quarter Quadrangle data for Woodford County in the Universal Transverse Mercator (UTM) coordinate system with a NAD83 datum.
- 176 Watershed Models
- Links to simple overviews of various landscape/watershed simulation models. Site maintained by the Environmental Protection Agency.
= Abstract available = Full Text available = Fact Sheet available
= PDF format = HTML format = PowerPoint format
= PDF format = HTML format = PowerPoint format
- 177 50 Years of Change in Illinois Hill Prairies
- This publication discusses the history of Illinois hill prairies.
- Robertson, K., M. W. Schwartz, J. W. Olson, B. K. Dunphy, and H. D. Clarke, 1995 Illinois Native Plant Society
- 178 A Resting Place for the Ducks: A Multidisciplinary Analysis of Floodplain Restoration of the Hennepin Levee District, Illinois
- Online masters project report
- Ching-Wen Chang, Daniel G. Gaebel, Janelle M. St. Pierre, Anna J. Willow, 2001 University of Michigan, School of Natural Resources and Environment Masters project
- 179 A technique for evaluating algal growth potential in Illinois surface waters
- Wang, Wun-Cheng, William T. Sullivan, and Ralph L. Evans, 1973 ISWS RI-72
- 180 Adequacy and economics of water supply in northeastern Illinois, 1985-2010
- Singh, Krishan P., and J. Rodger Adams, 1980 ISWS RI-97
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